<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<link href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/3.0.1/css/bootstrap.css" rel="stylesheet">
<body>
<div class="container" style="padding: 100px 400px;">
    <div class="row clearfix" >
        <div class="col-md-12 column" >
            <div class="page-header" >
                <h1>
                    学生管理系统
                </h1>
            </div>
            <form role="form" action="login" method="post" >
                <div class="form-group">
                    <label for="">用户名</label>
                    <input type="text" class="form-control"  placeholder="请输入用户名" style="width: 300px;" name="userName"/>
                </div>
                <div class="form-group">
                    <label for="exampleInputPassword1">密码</label>
                    <input type="password" class="form-control" id="exampleInputPassword1" placeholder="请输入密码" style="width: 300px;" name="passWord"/>
                </div>
                <div class="checkbox">
                </div> <button type="submit" class="btn btn-default" style="margin: 0px 120px;" >登录</button>
                <div class="container" style="margin: 0px 180px;">
                    <div class="row clearfix">
                        <div class="col-md-12 column">
                            <button type="button" class="btn btn-default btn-link" >忘记密码</button>
                        </div>
                    </div>
                </div>
            </form>
        </div>
    </div>
</div>

</body>
</html>